<!DOCTYPE html>
<html>
<head>
	<title>css-link</title>
	<meta charset="utf-8">
	<style type="text/css">
		a:link{
			color: #FF0000;
			text-decoration: none;
		}
		a:visited{
			color: #00FF00;
		}
		a:hover{
			color: white;
			text-decoration: none;			
		}
		a:active{
			color: red
		}
	</style>
</head>
<body>
	<a href="http://www.baidu.com">baidu</a>
</body>
</html>